diff --git a/services/Auth/src/controllers/auth.controller.js b/services/Auth/src/controllers/auth.controller.js
index d87a358..f2330d6 100644
--- a/services/Auth/src/controllers/auth.controller.js
+++ b/services/Auth/src/controllers/auth.controller.js
@@ -1,16 +1,15 @@
 const bcrypt = require("bcryptjs");
 const User = require("../models/user.model");
-const { errorHadnler } = require("../utils/error");
+const { errorHandler } = require("../utils/error");
 const cookie = require('cookie'); // Import the 'cookie' library
 
-async function signup(req, res) {
+async function signup(req, res, next) {
   try {
     const { name, email, password } = req.body;
     
     //Check if input is as expected or not
     if (!name || !password || !email) {
-      res.json (errorHadnler(401,'All fields must be filled'))
-      return
+      return next(errorHandler(401,'All fields must be filled'))
     }
     
     let user = await User.findOne({ email });
@@ -20,8 +19,7 @@ async function signup(req, res) {
     // if user already exists;
 
     if (user) {
-      res.json(errorHadnler(400, "user already exists"));
-      return
+      return next(errorHandler(400, "user already exists"));
     }
 
     user = new User({
@@ -58,7 +56,7 @@ async function signup(req, res) {
 
     return res.status(200).json({ ...userResponse, token });
   } catch (error) {
-    res.status(500).json({ ...error });
+    next(error);
   }
 }
 
@@ -68,18 +66,15 @@ async function signin(req, res, next) {
 
   //Check if input is as expected or not
   if (!email || !password) {
-    res.json (errorHadnler(401,'All fields must be filled'))
-    return
+    return next(errorHandler(401,'All fields must be filled'))
   }
 
     let user = await User.findOne({ email });
-    // console.log(user);
 
     // checking whether user exists or not;
 
     if (!user) {
-      res.json(errorHadnler(404, "User does not exists"));
-      return
+      return next(errorHandler(404, "User does not exists"));
     }
 
     const isMatch = await bcrypt.compare(password, user.password);
@@ -87,8 +82,7 @@ async function signin(req, res, next) {
     // if the password not matched;
 
     if (!isMatch) {
-      res.json(errorHadnler(401, "Invalid password"));
-      return
+      return next(errorHandler(401, "Invalid password"));
     }
 
     // generating jwt token;
@@ -115,8 +109,7 @@ async function signin(req, res, next) {
 
     return res.status(200).json({ token, userResposne });
   } catch (error) {
-    console.log(error);
-    res.status(500).json({ ...error });
+    next(error);
   }
 }
 
diff --git a/services/Auth/src/main.js b/services/Auth/src/main.js
index c398a1d..4e7e2ce 100644
--- a/services/Auth/src/main.js
+++ b/services/Auth/src/main.js
@@ -27,6 +27,17 @@ async function server() {
   app.listen(config.PORT, () => {
     console.log(`server is running at: http://localhost:${config.PORT}`);
   });
+  app.use((err, req, res, next) => {
+    const statusCode = err.statusCode || 500;
+    const message = err.message || "Internal Server Error";
+    const stack = config.NODE_ENV === "development" ? err.stack : undefined;
+    return res.status(statusCode).json({
+      success: false,
+      statusCode,
+      message,
+      stack
+    });
+  });
 }
 
 module.exports = server;
diff --git a/services/Auth/src/middleware/auth.middleware.js b/services/Auth/src/middleware/auth.middleware.js
index b89162f..aca3865 100644
--- a/services/Auth/src/middleware/auth.middleware.js
+++ b/services/Auth/src/middleware/auth.middleware.js
@@ -15,7 +15,7 @@ const userauth = async (req, res, next) => {
 
     const user = await User.findOne({ _id: id });
 
-    if (!user) return res.status(401, "please login again");
+    if (!user) return next(errorHadnler(401, "please login again"));
 
     res.cookie("token", token, { httpOnly: true, maxAge: 24 * 60 * 60 * 1000 });
 
diff --git a/services/Auth/src/middleware/validate.schema.js b/services/Auth/src/middleware/validate.schema.js
index 5d98c70..7e8f81c 100644
--- a/services/Auth/src/middleware/validate.schema.js
+++ b/services/Auth/src/middleware/validate.schema.js
@@ -1,14 +1,13 @@
+const { errorHandler } = require('../utils/error');
+
 const validate = (schema) => async (req, res, next) => {
     try {
         const parsedBody = await schema.parseAsync(req.body);
         req.body = parsedBody; 
         next();
     } catch (err) {
-        console.log(err);
         const yourerror = err.errors[0].message;
-        res.status(400).json({
-            msg: yourerror,
-        });
+        next(errorHandler(400, yourerror, err));
     }
 }
 
diff --git a/services/Auth/src/utils/error.js b/services/Auth/src/utils/error.js
index 3d45bbb..db5c1e9 100644
--- a/services/Auth/src/utils/error.js
+++ b/services/Auth/src/utils/error.js
@@ -1,8 +1,11 @@
-const errorHadnler = (statusCode, message) => {
+const errorHandler = (statusCode, message, err = null) => {
   const error = new Error();
   error.statusCode = statusCode;
   error.message = message;
+  if (err) {
+    error.stack = err.stack;
+  }
   return error;
 };
 
-module.exports = { errorHadnler };
+module.exports = { errorHandler };